The focus of this study is to investigate the impact of the debate and decision-making on Literary Sinitic education in Korea and China after modern times. In addition to the differences in space and time background, South Korea and China have very similar development process and outcome in many aspects, such as Chinese character education, Chinese language education and debate and decision-making related to language policy. The dual structure of this study, which has both universality and particularity, is different from that before modern times. And this kind of difference is also the present appearance of Sino-sphere.